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/*
* Copyright (c) Contributors, http://opensimulator.org/
* See CONTRIBUTORS.TXT for a full list of copyright holders.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of the OpenSimulator Project nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
using System;
using System.Collections.Generic;
using System.Reflection;
using log4net;
using Mono.Addins;
using Nini.Config;
using OpenMetaverse;
using OpenMetaverse.Packets;
using OpenSim.Framework;
using OpenSim.Region.Framework;
using OpenSim.Region.Framework.Interfaces;
using OpenSim.Region.Framework.Scenes;
using OpenSim.Region.Framework.Scenes.Serialization;
namespace OpenSim.Region.CoreModules.Avatar.Attachments
{
[Extension(Path = "/OpenSim/RegionModules", NodeName = "RegionModule", Id = "AttachmentsModule")]
public class AttachmentsModule : IAttachmentsModule, INonSharedRegionModule
{
private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
private Scene m_scene;
private IDialogModule m_dialogModule;
public string Name { get { return "Attachments Module"; } }
public Type ReplaceableInterface { get { return null; } }
public void Initialise(IConfigSource source) {}
public void AddRegion(Scene scene)
{
m_scene = scene;
m_dialogModule = m_scene.RequestModuleInterface<IDialogModule>();
m_scene.RegisterModuleInterface<IAttachmentsModule>(this);
m_scene.EventManager.OnNewClient += SubscribeToClientEvents;
// TODO: Should probably be subscribing to CloseClient too, but this doesn't yet give us IClientAPI
}
public void RemoveRegion(Scene scene)
{
m_scene.UnregisterModuleInterface<IAttachmentsModule>(this);
m_scene.EventManager.OnNewClient -= SubscribeToClientEvents;
}
public void RegionLoaded(Scene scene) {}
public void Close()
{
RemoveRegion(m_scene);
}
public void SubscribeToClientEvents(IClientAPI client)
{
client.OnRezSingleAttachmentFromInv += RezSingleAttachmentFromInventory;
client.OnRezMultipleAttachmentsFromInv += RezMultipleAttachmentsFromInventory;
client.OnObjectAttach += AttachObject;
client.OnObjectDetach += DetachObject;
client.OnDetachAttachmentIntoInv += DetachSingleAttachmentToInv;
client.OnObjectDrop += DetachSingleAttachmentToGround;
}
public void UnsubscribeFromClientEvents(IClientAPI client)
{
client.OnRezSingleAttachmentFromInv -= RezSingleAttachmentFromInventory;
client.OnRezMultipleAttachmentsFromInv -= RezMultipleAttachmentsFromInventory;
client.OnObjectAttach -= AttachObject;
client.OnObjectDetach -= DetachObject;
client.OnDetachAttachmentIntoInv -= DetachSingleAttachmentToInv;
client.OnObjectDrop -= DetachSingleAttachmentToGround;
}
/// <summary>
/// RezAttachments. This should only be called upon login on the first region.
/// Attachment rezzings on crossings and TPs are done in a different way.
/// </summary>
public void RezAttachments(IScenePresence sp)
{
if (null == sp.Appearance)
{
m_log.WarnFormat("[ATTACHMENTS MODULE]: Appearance has not been initialized for agent {0}", sp.UUID);
return;
}
List<AvatarAttachment> attachments = sp.Appearance.GetAttachments();
foreach (AvatarAttachment attach in attachments)
{
int p = attach.AttachPoint;
UUID itemID = attach.ItemID;
//UUID assetID = attach.AssetID;
// For some reason assetIDs are being written as Zero's in the DB -- need to track tat down
// But they're not used anyway, the item is being looked up for now, so let's proceed.
//if (UUID.Zero == assetID)
//{
// m_log.DebugFormat("[ATTACHMENT]: Cannot rez attachment in point {0} with itemID {1}", p, itemID);
// continue;
//}
try
{
RezSingleAttachmentFromInventory(sp.ControllingClient, itemID, (uint)p);
}
catch (Exception e)
{
m_log.ErrorFormat("[ATTACHMENTS MODULE]: Unable to rez attachment: {0}{1}", e.Message, e.StackTrace);
}
}
}
public void SaveChangedAttachments(IScenePresence sp)
{
// Need to copy this list because DetachToInventoryPrep mods it
List<SceneObjectGroup> attachments = new List<SceneObjectGroup>(sp.Attachments.ToArray());
foreach (SceneObjectGroup grp in attachments)
{
if (grp.HasGroupChanged) // Resizer scripts?
{
grp.IsAttachment = false;
grp.AbsolutePosition = grp.RootPart.AttachedPos;
UpdateKnownItem(sp.ControllingClient, grp, grp.GetFromItemID(), grp.OwnerID);
grp.IsAttachment = true;
}
}
}
/// <summary>
/// Called by client
/// </summary>
/// <param name="remoteClient"></param>
/// <param name="objectLocalID"></param>
/// <param name="AttachmentPt"></param>
/// <param name="silent"></param>
public void AttachObject(IClientAPI remoteClient, uint objectLocalID, uint AttachmentPt, bool silent)
{
// m_log.DebugFormat(
// "[ATTACHMENTS MODULE]: Attaching object local id {0} to {1} point {2} from ground (silent = {3})",
// objectLocalID, remoteClient.Name, AttachmentPt, silent);
try
{
ScenePresence sp = m_scene.GetScenePresence(remoteClient.AgentId);
if (sp == null)
{
m_log.ErrorFormat(
"[ATTACHMENTS MODULE]: Could not find presence for client {0} {1}", remoteClient.Name, remoteClient.AgentId);
return;
}
// If we can't take it, we can't attach it!
SceneObjectPart part = m_scene.GetSceneObjectPart(objectLocalID);
if (part == null)
return;
if (!m_scene.Permissions.CanTakeObject(part.UUID, remoteClient.AgentId))
{
remoteClient.SendAgentAlertMessage(
"You don't have sufficient permissions to attach this object", false);
return;
}
// TODO: this short circuits multiple attachments functionality in LL viewer 2.1+ and should
// be removed when that functionality is implemented in opensim
AttachmentPt &= 0x7f;
// Calls attach with a Zero position
if (AttachObject(sp, part.ParentGroup, AttachmentPt, false))
{
m_scene.EventManager.TriggerOnAttach(objectLocalID, part.ParentGroup.GetFromItemID(), remoteClient.AgentId);
// Save avatar attachment information
m_log.Info(
"[ATTACHMENTS MODULE]: Saving avatar attachment. AgentID: " + remoteClient.AgentId
+ ", AttachmentPoint: " + AttachmentPt);
}
}
catch (Exception e)
{
m_log.ErrorFormat("[ATTACHMENTS MODULE]: exception upon Attach Object {0}{1}", e.Message, e.StackTrace);
}
}
public bool AttachObject(IClientAPI remoteClient, SceneObjectGroup group, uint AttachmentPt, bool silent)
{
ScenePresence sp = m_scene.GetScenePresence(remoteClient.AgentId);
if (sp == null)
{
m_log.ErrorFormat(
"[ATTACHMENTS MODULE]: Could not find presence for client {0} {1}", remoteClient.Name, remoteClient.AgentId);
return false;
}
return AttachObject(sp, group, AttachmentPt, silent);
}
private bool AttachObject(ScenePresence sp, SceneObjectGroup group, uint attachmentPt, bool silent)
{
// m_log.DebugFormat(
// "[ATTACHMENTS MODULE]: Attaching object {0} {1} to {2} point {3} from ground (silent = {4})",
// group.Name, group.LocalId, sp.Name, AttachmentPt, silent);
if (sp.GetAttachments(attachmentPt).Contains(group))
{
// m_log.WarnFormat(
// "[ATTACHMENTS MODULE]: Ignoring request to attach {0} {1} to {2} on {3} since it's already attached",
// group.Name, group.LocalId, sp.Name, AttachmentPt);
return false;
}
Vector3 attachPos = group.AbsolutePosition;
// TODO: this short circuits multiple attachments functionality in LL viewer 2.1+ and should
// be removed when that functionality is implemented in opensim
attachmentPt &= 0x7f;
// If the attachment point isn't the same as the one previously used
// set it's offset position = 0 so that it appears on the attachment point
// and not in a weird location somewhere unknown.
if (attachmentPt != 0 && attachmentPt != group.AttachmentPoint)
{
attachPos = Vector3.Zero;
}
// AttachmentPt 0 means the client chose to 'wear' the attachment.
if (attachmentPt == 0)
{
// Check object for stored attachment point
attachmentPt = group.AttachmentPoint;
}
// if we still didn't find a suitable attachment point.......
if (attachmentPt == 0)
{
// Stick it on left hand with Zero Offset from the attachment point.
attachmentPt = (uint)AttachmentPoint.LeftHand;
attachPos = Vector3.Zero;
}
group.AttachmentPoint = attachmentPt;
group.AbsolutePosition = attachPos;
// Remove any previous attachments
UUID itemID = UUID.Zero;
foreach (SceneObjectGroup grp in sp.Attachments)
{
if (grp.AttachmentPoint == attachmentPt)
{
itemID = grp.GetFromItemID();
break;
}
}
if (itemID != UUID.Zero)
DetachSingleAttachmentToInv(itemID, sp);
itemID = group.GetFromItemID();
if (itemID == UUID.Zero)
itemID = AddSceneObjectAsAttachment(sp.ControllingClient, group).ID;
ShowAttachInUserInventory(sp, attachmentPt, itemID, group);
AttachToAgent(sp, group, attachmentPt, attachPos, silent);
return true;
}
public void RezMultipleAttachmentsFromInventory(
IClientAPI remoteClient,
RezMultipleAttachmentsFromInvPacket.HeaderDataBlock header,
RezMultipleAttachmentsFromInvPacket.ObjectDataBlock[] objects)
{
foreach (RezMultipleAttachmentsFromInvPacket.ObjectDataBlock obj in objects)
{
RezSingleAttachmentFromInventory(remoteClient, obj.ItemID, obj.AttachmentPt);
}
}
public ISceneEntity RezSingleAttachmentFromInventory(IClientAPI remoteClient, UUID itemID, uint AttachmentPt)
{
return RezSingleAttachmentFromInventory(remoteClient, itemID, AttachmentPt, true);
}
public ISceneEntity RezSingleAttachmentFromInventory(
IClientAPI remoteClient, UUID itemID, uint AttachmentPt, bool updateInventoryStatus)
{
// m_log.DebugFormat(
// "[ATTACHMENTS MODULE]: Rezzing attachment to point {0} from item {1} for {2}",
// (AttachmentPoint)AttachmentPt, itemID, remoteClient.Name);
ScenePresence sp = m_scene.GetScenePresence(remoteClient.AgentId);
if (sp == null)
{
m_log.ErrorFormat(
"[ATTACHMENTS MODULE]: Could not find presence for client {0} {1} in RezSingleAttachmentFromInventory()",
remoteClient.Name, remoteClient.AgentId);
return null;
}
// TODO: this short circuits multiple attachments functionality in LL viewer 2.1+ and should
// be removed when that functionality is implemented in opensim
AttachmentPt &= 0x7f;
SceneObjectGroup att = RezSingleAttachmentFromInventoryInternal(sp, itemID, AttachmentPt);
if (updateInventoryStatus)
{
if (att == null)
DetachSingleAttachmentToInv(itemID, sp.ControllingClient);
else
ShowAttachInUserInventory(att, sp, itemID, AttachmentPt);
}
return att;
}
private SceneObjectGroup RezSingleAttachmentFromInventoryInternal(
ScenePresence sp, UUID itemID, uint attachmentPt)
{
IInventoryAccessModule invAccess = m_scene.RequestModuleInterface<IInventoryAccessModule>();
if (invAccess != null)
{
SceneObjectGroup objatt = invAccess.RezObject(sp.ControllingClient,
itemID, Vector3.Zero, Vector3.Zero, UUID.Zero, (byte)1, true,
false, false, sp.UUID, true);
// m_log.DebugFormat(
// "[ATTACHMENTS MODULE]: Retrieved single object {0} for attachment to {1} on point {2}",
// objatt.Name, remoteClient.Name, AttachmentPt);
if (objatt != null)
{
// Loading the inventory from XML will have set this, but
// there is no way the object could have changed yet,
// since scripts aren't running yet. So, clear it here.
objatt.HasGroupChanged = false;
bool tainted = false;
if (attachmentPt != 0 && attachmentPt != objatt.AttachmentPoint)
tainted = true;
// This will throw if the attachment fails
try
{
AttachObject(sp, objatt, attachmentPt, false);
}
catch (Exception e)
{
m_log.ErrorFormat(
"[ATTACHMENTS MODULE]: Failed to attach {0} {1} for {2}, exception {3}{4}",
objatt.Name, objatt.UUID, sp.Name, e.Message, e.StackTrace);
// Make sure the object doesn't stick around and bail
sp.RemoveAttachment(objatt);
m_scene.DeleteSceneObject(objatt, false);
return null;
}
if (tainted)
objatt.HasGroupChanged = true;
// Fire after attach, so we don't get messy perms dialogs
// 4 == AttachedRez
objatt.CreateScriptInstances(0, true, m_scene.DefaultScriptEngine, 4);
objatt.ResumeScripts();
// Do this last so that event listeners have access to all the effects of the attachment
m_scene.EventManager.TriggerOnAttach(objatt.LocalId, itemID, sp.UUID);
}
else
{
m_log.WarnFormat(
"[ATTACHMENTS MODULE]: Could not retrieve item {0} for attaching to avatar {1} at point {2}",
itemID, sp.Name, attachmentPt);
}
return objatt;
}
return null;
}
/// <summary>
/// Update the user inventory to the attachment of an item
/// </summary>
/// <param name="att"></param>
/// <param name="sp"></param>
/// <param name="itemID"></param>
/// <param name="attachmentPoint"></param>
/// <returns></returns>
private UUID ShowAttachInUserInventory(
SceneObjectGroup att, ScenePresence sp, UUID itemID, uint attachmentPoint)
{
// m_log.DebugFormat(
// "[ATTACHMENTS MODULE]: Updating inventory of {0} to show attachment of {1} {2} (item ID {3}) at {4}",
// sp.Name, att.Name, att.LocalId, itemID, AttachmentPt);
if (!att.IsDeleted)
attachmentPoint = att.AttachmentPoint;
InventoryItemBase item = new InventoryItemBase(itemID, sp.UUID);
item = m_scene.InventoryService.GetItem(item);
bool changed = sp.Appearance.SetAttachment((int)attachmentPoint, itemID, item.AssetID);
if (changed && m_scene.AvatarFactory != null)
m_scene.AvatarFactory.QueueAppearanceSave(sp.UUID);
return att.UUID;
}
/// <summary>
/// Update the user inventory to reflect an attachment
/// </summary>
/// <param name="sp"></param>
/// <param name="AttachmentPt"></param>
/// <param name="itemID"></param>
/// <param name="att"></param>
private void ShowAttachInUserInventory(
ScenePresence sp, uint AttachmentPt, UUID itemID, SceneObjectGroup att)
{
// m_log.DebugFormat(
// "[USER INVENTORY]: Updating attachment {0} for {1} at {2} using item ID {3}",
// att.Name, remoteClient.Name, AttachmentPt, itemID);
if (UUID.Zero == itemID)
{
m_log.Error("[ATTACHMENTS MODULE]: Unable to save attachment. Error inventory item ID.");
return;
}
if (0 == AttachmentPt)
{
m_log.Error("[ATTACHMENTS MODULE]: Unable to save attachment. Error attachment point.");
return;
}
if (null == att.RootPart)
{
m_log.Error("[ATTACHMENTS MODULE]: Unable to save attachment for a prim without the rootpart!");
return;
}
InventoryItemBase item = new InventoryItemBase(itemID, sp.UUID);
item = m_scene.InventoryService.GetItem(item);
bool changed = sp.Appearance.SetAttachment((int)AttachmentPt, itemID, item.AssetID);
if (changed && m_scene.AvatarFactory != null)
m_scene.AvatarFactory.QueueAppearanceSave(sp.UUID);
}
public void DetachObject(uint objectLocalID, IClientAPI remoteClient)
{
SceneObjectGroup group = m_scene.GetGroupByPrim(objectLocalID);
if (group != null)
{
DetachSingleAttachmentToInv(group.GetFromItemID(), remoteClient);
}
}
public void DetachSingleAttachmentToInv(UUID itemID, IClientAPI remoteClient)
{
ScenePresence presence;
if (m_scene.TryGetScenePresence(remoteClient.AgentId, out presence))
{
// Save avatar attachment information
m_log.Debug("[ATTACHMENTS MODULE]: Detaching from UserID: " + remoteClient.AgentId + ", ItemID: " + itemID);
bool changed = presence.Appearance.DetachAttachment(itemID);
if (changed && m_scene.AvatarFactory != null)
m_scene.AvatarFactory.QueueAppearanceSave(remoteClient.AgentId);
DetachSingleAttachmentToInv(itemID, presence);
}
}
public void DetachSingleAttachmentToGround(uint soLocalId, IClientAPI remoteClient)
{
// m_log.DebugFormat(
// "[ATTACHMENTS MODULE]: DetachSingleAttachmentToGround() for {0}, object {1}",
// remoteClient.Name, sceneObjectID);
SceneObjectGroup so = m_scene.GetGroupByPrim(soLocalId);
if (so == null)
return;
if (so.AttachedAvatar != remoteClient.AgentId)
return;
UUID inventoryID = so.GetFromItemID();
// m_log.DebugFormat(
// "[ATTACHMENTS MODULE]: In DetachSingleAttachmentToGround(), object is {0} {1}, associated item is {2}",
// so.Name, so.LocalId, inventoryID);
ScenePresence presence;
if (m_scene.TryGetScenePresence(remoteClient.AgentId, out presence))
{
if (!m_scene.Permissions.CanRezObject(
so.PrimCount, remoteClient.AgentId, presence.AbsolutePosition))
return;
bool changed = presence.Appearance.DetachAttachment(inventoryID);
if (changed && m_scene.AvatarFactory != null)
m_scene.AvatarFactory.QueueAppearanceSave(remoteClient.AgentId);
presence.RemoveAttachment(so);
DetachSceneObjectToGround(so, presence);
List<UUID> uuids = new List<UUID>();
uuids.Add(inventoryID);
m_scene.InventoryService.DeleteItems(remoteClient.AgentId, uuids);
remoteClient.SendRemoveInventoryItem(inventoryID);
}
m_scene.EventManager.TriggerOnAttach(so.LocalId, so.UUID, UUID.Zero);
}
/// <summary>
/// Detach the given scene object to the ground.
/// </summary>
/// <remarks>
/// The caller has to take care of all the other work in updating avatar appearance, inventory, etc.
/// </remarks>
/// <param name="so">The scene object to detach.</param>
/// <param name="sp">The scene presence from which the scene object is being detached.</param>
private void DetachSceneObjectToGround(SceneObjectGroup so, ScenePresence sp)
{
SceneObjectPart rootPart = so.RootPart;
rootPart.FromItemID = UUID.Zero;
so.AbsolutePosition = sp.AbsolutePosition;
so.AttachedAvatar = UUID.Zero;
rootPart.SetParentLocalId(0);
so.ClearPartAttachmentData();
rootPart.ApplyPhysics(rootPart.GetEffectiveObjectFlags(), rootPart.VolumeDetectActive, m_scene.m_physicalPrim);
so.HasGroupChanged = true;
rootPart.Rezzed = DateTime.Now;
rootPart.RemFlag(PrimFlags.TemporaryOnRez);
so.AttachToBackup();
m_scene.EventManager.TriggerParcelPrimCountTainted();
rootPart.ScheduleFullUpdate();
rootPart.ClearUndoState();
}
// What makes this method odd and unique is it tries to detach using an UUID.... Yay for standards.
// To LocalId or UUID, *THAT* is the question. How now Brown UUID??
private void DetachSingleAttachmentToInv(UUID itemID, ScenePresence sp)
{
if (itemID == UUID.Zero) // If this happened, someone made a mistake....
return;
// We can NOT use the dictionries here, as we are looking
// for an entity by the fromAssetID, which is NOT the prim UUID
EntityBase[] detachEntities = m_scene.GetEntities();
SceneObjectGroup group;
foreach (EntityBase entity in detachEntities)
{
if (entity is SceneObjectGroup)
{
group = (SceneObjectGroup)entity;
if (group.GetFromItemID() == itemID)
{
m_scene.EventManager.TriggerOnAttach(group.LocalId, itemID, UUID.Zero);
sp.RemoveAttachment(group);
// Prepare sog for storage
group.AttachedAvatar = UUID.Zero;
group.ForEachPart(
delegate(SceneObjectPart part)
{
// If there are any scripts,
// then always trigger a new object and state persistence in UpdateKnownItem()
if (part.Inventory.ContainsScripts())
group.HasGroupChanged = true;
}
);
group.RootPart.SetParentLocalId(0);
group.IsAttachment = false;
group.AbsolutePosition = group.RootPart.AttachedPos;
UpdateKnownItem(sp.ControllingClient, group, group.GetFromItemID(), group.OwnerID);
m_scene.DeleteSceneObject(group, false);
return;
}
}
}
}
public void UpdateAttachmentPosition(SceneObjectGroup sog, Vector3 pos)
{
// First we save the
// attachment point information, then we update the relative
// positioning. Then we have to mark the object as NOT an
// attachment. This is necessary in order to correctly save
// and retrieve GroupPosition information for the attachment.
// Finally, we restore the object's attachment status.
uint attachmentPoint = sog.AttachmentPoint;
sog.UpdateGroupPosition(pos);
sog.IsAttachment = false;
sog.AbsolutePosition = sog.RootPart.AttachedPos;
sog.AttachmentPoint = attachmentPoint;
sog.HasGroupChanged = true;
}
/// <summary>
/// Update the attachment asset for the new sog details if they have changed.
/// </summary>
/// <remarks>
/// This is essential for preserving attachment attributes such as permission. Unlike normal scene objects,
/// these details are not stored on the region.
/// </remarks>
/// <param name="remoteClient"></param>
/// <param name="grp"></param>
/// <param name="itemID"></param>
/// <param name="agentID"></param>
public void UpdateKnownItem(IClientAPI remoteClient, SceneObjectGroup grp, UUID itemID, UUID agentID)
{
if (grp != null)
{
if (!grp.HasGroupChanged)
{
m_log.DebugFormat(
"[ATTACHMENTS MODULE]: Don't need to update asset for unchanged attachment {0}, attachpoint {1}",
grp.UUID, grp.AttachmentPoint);
return;
}
m_log.DebugFormat(
"[ATTACHMENTS MODULE]: Updating asset for attachment {0}, attachpoint {1}",
grp.UUID, grp.AttachmentPoint);
string sceneObjectXml = SceneObjectSerializer.ToOriginalXmlFormat(grp);
InventoryItemBase item = new InventoryItemBase(itemID, remoteClient.AgentId);
item = m_scene.InventoryService.GetItem(item);
if (item != null)
{
AssetBase asset = m_scene.CreateAsset(
grp.GetPartName(grp.LocalId),
grp.GetPartDescription(grp.LocalId),
(sbyte)AssetType.Object,
Utils.StringToBytes(sceneObjectXml),
remoteClient.AgentId);
m_scene.AssetService.Store(asset);
item.AssetID = asset.FullID;
item.Description = asset.Description;
item.Name = asset.Name;
item.AssetType = asset.Type;
item.InvType = (int)InventoryType.Object;
m_scene.InventoryService.UpdateItem(item);
// this gets called when the agent logs off!
if (remoteClient != null)
remoteClient.SendInventoryItemCreateUpdate(item, 0);
}
}
}
/// <summary>
/// Attach this scene object to the given avatar.
/// </summary>
///
/// This isn't publicly available since attachments should always perform the corresponding inventory
/// operation (to show the attach in user inventory and update the asset with positional information).
///
/// <param name="sp"></param>
/// <param name="so"></param>
/// <param name="attachmentpoint"></param>
/// <param name="attachOffset"></param>
/// <param name="silent"></param>
protected void AttachToAgent(ScenePresence avatar, SceneObjectGroup so, uint attachmentpoint, Vector3 attachOffset, bool silent)
{
// m_log.DebugFormat("[ATTACHMENTS MODULE]: Adding attachment {0} to avatar {1} in pt {2} pos {3} {4}",
// so.Name, avatar.Name, attachmentpoint, attachOffset, so.RootPart.AttachedPos);
so.DetachFromBackup();
// Remove from database and parcel prim count
m_scene.DeleteFromStorage(so.UUID);
m_scene.EventManager.TriggerParcelPrimCountTainted();
so.AttachedAvatar = avatar.UUID;
if (so.RootPart.PhysActor != null)
{
m_scene.PhysicsScene.RemovePrim(so.RootPart.PhysActor);
so.RootPart.PhysActor = null;
}
so.AbsolutePosition = attachOffset;
so.RootPart.AttachedPos = attachOffset;
so.IsAttachment = true;
so.RootPart.SetParentLocalId(avatar.LocalId);
so.AttachmentPoint = attachmentpoint;
avatar.AddAttachment(so);
if (!silent)
{
// Killing it here will cause the client to deselect it
// It then reappears on the avatar, deselected
// through the full update below
//
if (so.IsSelected)
{
m_scene.SendKillObject(so.RootPart.LocalId);
}
so.IsSelected = false; // fudge....
so.ScheduleGroupForFullUpdate();
}
// In case it is later dropped again, don't let
// it get cleaned up
so.RootPart.RemFlag(PrimFlags.TemporaryOnRez);
}
/// <summary>
/// Add a scene object that was previously free in the scene as an attachment to an avatar.
/// </summary>
/// <param name="remoteClient"></param>
/// <param name="grp"></param>
/// <returns>The user inventory item created that holds the attachment.</returns>
private InventoryItemBase AddSceneObjectAsAttachment(IClientAPI remoteClient, SceneObjectGroup grp)
{
// m_log.DebugFormat("[SCENE]: Called AddSceneObjectAsAttachment for object {0} {1} for {2} {3} {4}", grp.Name, grp.LocalId, remoteClient.Name, remoteClient.AgentId, AgentId);
Vector3 inventoryStoredPosition = new Vector3
(((grp.AbsolutePosition.X > (int)Constants.RegionSize)
? Constants.RegionSize - 6
: grp.AbsolutePosition.X)
,
(grp.AbsolutePosition.Y > (int)Constants.RegionSize)
? Constants.RegionSize - 6
: grp.AbsolutePosition.Y,
grp.AbsolutePosition.Z);
Vector3 originalPosition = grp.AbsolutePosition;
grp.AbsolutePosition = inventoryStoredPosition;
// If we're being called from a script, then trying to serialize that same script's state will not complete
// in any reasonable time period. Therefore, we'll avoid it. The worst that can happen is that if
// the client/server crashes rather than logging out normally, the attachment's scripts will resume
// without state on relog. Arguably, this is what we want anyway.
string sceneObjectXml = SceneObjectSerializer.ToOriginalXmlFormat(grp, false);
grp.AbsolutePosition = originalPosition;
AssetBase asset = m_scene.CreateAsset(
grp.GetPartName(grp.LocalId),
grp.GetPartDescription(grp.LocalId),
(sbyte)AssetType.Object,
Utils.StringToBytes(sceneObjectXml),
remoteClient.AgentId);
m_scene.AssetService.Store(asset);
InventoryItemBase item = new InventoryItemBase();
item.CreatorId = grp.RootPart.CreatorID.ToString();
item.CreatorData = grp.RootPart.CreatorData;
item.Owner = remoteClient.AgentId;
item.ID = UUID.Random();
item.AssetID = asset.FullID;
item.Description = asset.Description;
item.Name = asset.Name;
item.AssetType = asset.Type;
item.InvType = (int)InventoryType.Object;
InventoryFolderBase folder = m_scene.InventoryService.GetFolderForType(remoteClient.AgentId, AssetType.Object);
if (folder != null)
item.Folder = folder.ID;
else // oopsies
item.Folder = UUID.Zero;
if ((remoteClient.AgentId != grp.RootPart.OwnerID) && m_scene.Permissions.PropagatePermissions())
{
item.BasePermissions = grp.RootPart.NextOwnerMask;
item.CurrentPermissions = grp.RootPart.NextOwnerMask;
item.NextPermissions = grp.RootPart.NextOwnerMask;
item.EveryOnePermissions = grp.RootPart.EveryoneMask & grp.RootPart.NextOwnerMask;
item.GroupPermissions = grp.RootPart.GroupMask & grp.RootPart.NextOwnerMask;
}
else
{
item.BasePermissions = grp.RootPart.BaseMask;
item.CurrentPermissions = grp.RootPart.OwnerMask;
item.NextPermissions = grp.RootPart.NextOwnerMask;
item.EveryOnePermissions = grp.RootPart.EveryoneMask;
item.GroupPermissions = grp.RootPart.GroupMask;
}
item.CreationDate = Util.UnixTimeSinceEpoch();
// sets itemID so client can show item as 'attached' in inventory
grp.SetFromItemID(item.ID);
if (m_scene.AddInventoryItem(item))
{
remoteClient.SendInventoryItemCreateUpdate(item, 0);
}
else
{
if (m_dialogModule != null)
m_dialogModule.SendAlertToUser(remoteClient, "Operation failed");
}
return item;
}
}
}
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